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Science Test
Environmental Science
| Question | Answer |
|---|---|
| A is a place where an organism lives and that provides the things that an organism needs. | Habitat |
| What are the living parts of an ecosystem. | Biotic factors |
| What are the nonliving parts of an ecosystem. | Abiotic factors |
| What are the five different abiotic factors found in most ecosystems? | soil water Temperature oxygen |
| What is the difference between a population and a community? | Population is the amount of species still left. Community is all the species in the area |
| The study of how living things interact with each other and the environment is called.... | Ecology |
| The numWhat are the four ways that populations can increase or decrease? Briefly explain each one. ber of individuals in a specific area is called? | population density |
| What is the difference between direct observations and indirect observations? | Direct observations are the most obvious ways to determine a population like counting 1 by 1. Indirect observation are easier way like predicting |
| What are the four ways that populations can increase or decrease? Briefly explain each one. | ____Births The more organisms born will increase because its adding onto the population._____________________________________________ Death_____The more organisms dieing is the more leaving.____________________________________________ _______Immigration |
| What is a limiting factor? Briefly describe the three limiting factors. | It is something that limits or decreases a population. LImiting factors are space because you might not have alot of room to fit everyone, Food, because you might not have alot of room to fit everyone, Weather, because it might kill or hurt a lot of anima |
| An organism that can create its own food is called a? | Producer |
| An organism that obtains its energy by feeding on other organisms is called a | Consumer |
| Name and describe the four types of consumers. | Carnivore eat meat,Herbivore eat plants Omnivores eats both meat and plants Scavengers eats dead organisms |
| A _____________ _____________ is a series of events in which one organism eats another and obtains energy. | Food chain |
| A ____________ ____________ consists of overlapping food chains in an ecosystem. | Food web |
| What is an ecosystem? | Is all the living and nonliving things that interact in a particular area |
| A _____________ is a group of ecosystems with similar climate and organisms. | Biome |
| __________________ and _____________ are the two climatic conditions that determine an areas biome. | Temperature and rainfall |
| Describe the following biomes: | Desert A desert is an area that receives less than 25 centimeters of rain each year. Deserts have large shifts in temperature during the day. Desert organisms are adapted to the lack of rain and to the extreme temperatures. Grassland A desert i |
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17jostolaza1
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